Category:Biwabik Iron-Formation

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Subcategories

This category has the following 8 subcategories, out of 8 total.

*

Biwabik Iron-Formation in the Hull-Rust-Mahoning-Mine‎ (15 F)

F

Fault slickensides (Biwabik Iron-Formation, Paleoproterozoic; Mesabi Iron Range, Minnesota)‎ (4 F)

G

Goethite-hematite from the Biwabik Iron-Formation‎ (10 F)

H

Hematites from the Biwabik Iron-Formation‎ (1 C, 3 F)

Q

Quartz-mineralized fault zone in slate of the Biwabik Iron-Formation‎ (4 F)

S

T

Taconite (Biwabik Iron-Formation, Paleoproterozoic; roadcut in Chisholm, Minnesota)‎ (8 F)

Media in category "Biwabik Iron-Formation"

The following 86 files are in this category, out of 86 total.

Banded iron formation (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Mesabi Iron Range, northeastern Minnesota, USA) 1 (23213499700).jpg 1,520 × 3,639; 3.63 MB
Banded iron formation (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Mesabi Iron Range, northeastern Minnesota, USA) 2 (23426795641).jpg 2,674 × 4,000; 3.17 MB
Banded iron formation (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Mesabi Iron Range, northeastern Minnesota, USA) 3 (23400739032).jpg 4,000 × 3,000; 3.7 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Mountain Iron Mine, Mountain Iron, Minnesota, USA) 1 (23140875569).jpg 4,000 × 1,513; 3.3 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Mountain Iron Mine, Mountain Iron, Minnesota, USA) 2 (23213089800).jpg 4,000 × 2,476; 3.26 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Mountain Iron Mine, Mountain Iron, Minnesota, USA) 3 (23400335532).jpg 3,998 × 2,438; 3.79 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Mountain Iron Mine, Mountain Iron, Minnesota, USA) 4 (23426378201).jpg 3,999 × 2,424; 3.07 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Mountain Iron Mine, Mountain Iron, Minnesota, USA) 5 (23426372871).jpg 4,000 × 1,745; 4.42 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Pillsbury Mine, Chisholm, Mesabi Iron Range, Minnesota, USA) 1 (23536946122).jpg 4,000 × 1,970; 3.58 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Pillsbury Mine, Chisholm, Mesabi Iron Range, Minnesota, USA) 2 (23018459543).jpg 3,999 × 2,821; 5.25 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Pillsbury Mine, Chisholm, Mesabi Iron Range, Minnesota, USA) 3 (23563076141).jpg 3,997 × 2,907; 4.99 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 1 (23330851822).jpg 4,000 × 2,357; 3.8 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 10 (23143467920).jpg 4,000 × 2,516; 4.14 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 2 (23143524270).jpg 4,000 × 2,409; 4.09 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 3 (22812165483).jpg 4,000 × 2,522; 4.15 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 4 (23143509460).jpg 4,000 × 2,598; 3.98 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 5 (23071330729).jpg 4,000 × 2,569; 4.17 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 6 (23143495120).jpg 4,000 × 2,767; 3.99 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 7 (22812136643).jpg 4,000 × 2,561; 3.99 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 8 (22810921894).jpg 4,000 × 2,474; 3.6 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Rouchleau Pit, Virginia, Minnesota, USA) 9 (22812123743).jpg 4,000 × 2,175; 3.72 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; southern wall of the Hull-Rust-Mahoning Mine, Hibbing, Minnesota, USA) 1 (23062662834).jpg 4,000 × 3,000; 4.6 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; southern wall of the Hull-Rust-Mahoning Mine, Hibbing, Minnesota, USA) 2 (23664729976).jpg 4,000 × 2,756; 3.87 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Thunderbird North Mine-Auburn Mine Pit, Virginia, Minnesota, USA) 1 (23374374302).jpg 4,000 × 1,470; 3.01 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Thunderbird North Mine-Auburn Mine Pit, Virginia, Minnesota, USA) 2 (22854560714).jpg 4,000 × 1,438; 3.31 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Thunderbird North Mine-Auburn Mine Pit, Virginia, Minnesota, USA) 3 (23374337812).jpg 4,000 × 1,484; 3.33 MB
Biwabik Iron-Formation (Paleoproterozoic, ~1.878 Ga; Thunderbird North Mine-Auburn Mine Pit, Virginia, Minnesota, USA) 4 (23400328581).jpg 4,000 × 1,659; 3.49 MB
Fault slickensides (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Thunderbird Mine, Mesabi Iron Range, Minnesota, USA) 2 (31634373465).jpg 4,000 × 2,145; 5.32 MB
Fault slickensides (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Thunderbird Mine, Mesabi Iron Range, Minnesota, USA) 4 (31634355035).jpg 3,615 × 2,903; 6.95 MB
Geologic map NE Minnesota.jpg 12,413 × 8,640; 23.82 MB
Goethite (Schley Mine, Gilbert, Minnesota, USA) 1.jpg 3,335 × 2,208; 4.99 MB
Goethite (Schley Mine, Gilbert, Minnesota, USA) 2.jpg 4,000 × 2,053; 6.07 MB
Goethite (Schley Mine, Gilbert, Minnesota, USA) 4.jpg 3,588 × 1,974; 3.61 MB
Goethite (Schley Mine, Gilbert, Minnesota, USA) 5.jpg 3,990 × 2,702; 8.01 MB
Goethite-hematite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Embarass Mine, Mesabi Iron Range, Minnesota, USA) 1 (34537167361).jpg 2,770 × 1,985; 3.26 MB
Goethite-hematite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Embarass Mine, Mesabi Iron Range, Minnesota, USA) 2 (34282499830).jpg 3,064 × 2,389; 4.95 MB
Goethite-hematite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Embarass Mine, Mesabi Iron Range, Minnesota, USA) 5 (34505674252).jpg 4,000 × 2,419; 6.81 MB
Hematite (iron ore) (weathered zone in the Biwabik Iron-Formation, Whiteside Mine, Buhl, Minnesota.jpg 3,389 × 1,542; 3.28 MB
Jaspilite banded iron formation (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Glen Mine, Chisholm, Minnesota, USA) (22928324493).jpg 2,853 × 2,499; 3.38 MB
Magnetite rock (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Thunderbird Mine, Mesabi Iron Range, Minnesota, USA) 1 (34505350602).jpg 2,718 × 2,341; 5.03 MB
Magnetite rock (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Thunderbird Mine, Mesabi Iron Range, Minnesota, USA) 2 (34667073365).jpg 2,615 × 2,265; 4.41 MB
Quartz-mineralized fault zone in slate (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Thunderbird Mine, Mesabi Iron Range, Minnesota, USA) 1 (30824329723).jpg 4,000 × 2,368; 4.96 MB
Silicified stromatolite boundstone with oolites & sinuous stromatolites (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; near Mary Ellen Mine, near Biwabik, Minnesota, USA) 3 (47479738812).jpg 2,957 × 2,167; 5.66 MB
Slate (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Thunderbird Mine, Mesabi Iron Range, Minnesota, USA) 3 (34281531540).jpg 2,370 × 2,270; 2.67 MB
Slate (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Thunderbird Mine, Mesabi Iron Range, Minnesota, USA) 4 (33824259464).jpg 2,454 × 2,394; 3.49 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Glen Mine, Chisholm, Minnesota, USA) (23231618789).jpg 2,844 × 2,679; 3.16 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Mesabi Iron Range, Minnesota, USA) 2 (23186827249).jpg 2,867 × 2,284; 3.14 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 1 (23715122755).jpg 4,000 × 2,647; 4.47 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 10 (23419395210).jpg 4,000 × 3,000; 4.99 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 11 (23688988876).jpg 4,000 × 3,000; 5.08 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 13 (23087976723).jpg 4,000 × 2,523; 4.31 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 14 (23715012605).jpg 3,997 × 2,622; 4.48 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 15 (23419353230).jpg 4,000 × 3,000; 4.19 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 16 (23688948676).jpg 4,000 × 3,000; 4.55 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 17 (23347080009).jpg 4,000 × 3,000; 4.54 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 18 (23086883744).jpg 4,000 × 2,707; 4.45 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 19 (23086876254).jpg 4,000 × 3,000; 4.67 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 2 (23347202249).jpg 4,000 × 3,000; 4.24 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 20 (23688917466).jpg 4,000 × 2,753; 4.13 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 21 (23606458872).jpg 4,000 × 2,667; 4.17 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 22 (23688902736).jpg 4,000 × 3,000; 4.12 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 23 (23606444372).jpg 4,000 × 3,000; 5.01 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 25 (23086828914).jpg 4,000 × 3,000; 4.58 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 26 (23632411431).jpg 4,000 × 3,000; 4.36 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 27 (23688850746).jpg 4,000 × 3,000; 3.8 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 28 (23632394841).jpg 4,000 × 3,000; 3.96 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 29 (23714886455).jpg 4,000 × 3,000; 4.47 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 3 (23087004964).jpg 4,000 × 2,098; 4.18 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 30 (23086778834).jpg 4,000 × 3,000; 4.85 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 31 (23606367782).jpg 4,000 × 3,000; 4.43 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 32 (23086762544).jpg 4,000 × 3,000; 4.35 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 33 (23688804866).jpg 4,000 × 3,000; 4.53 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 34 (23688796816).jpg 4,000 × 3,000; 4.61 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 35 (23632338031).jpg 4,000 × 3,000; 4.57 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 36 (23688780106).jpg 4,000 × 3,000; 4.14 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 37 (23419169820).jpg 4,000 × 3,000; 3.43 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 38 (23688763036).jpg 4,000 × 3,000; 4.14 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 39 (23086705724).jpg 3,000 × 4,000; 3.84 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 4 (23689048036).jpg 4,000 × 3,000; 4.75 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 40 (23632300141).jpg 3,000 × 4,000; 3.83 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 41 (23606288242).jpg 4,000 × 3,000; 4.14 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 42 (23606280522).jpg 4,000 × 3,000; 4.03 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 43 (23086675834).jpg 4,000 × 3,000; 3.85 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 44 (23086669414).jpg 4,000 × 3,000; 3.86 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 45 (23086662934).jpg 4,000 × 2,856; 3.42 MB
Taconite (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; roadcut in Chisholm, Minnesota, USA) 9 (23086957304).jpg 4,000 × 3,000; 4.81 MB

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